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Inventor

Chang Hee Ko

Inventor
Seoul, KR

Overview

2→
Patents
2005–2007
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H05Bprimary
H05BElectric heating40%
H10KOrganic electric solid-state devices40%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
7,221,094'Electroluminescent device and method of manufacturing the same'20076,906,457'Organic electroluminescent device'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to SAMSUNG SDI CO LTD (1)· patent assignee history
2005–2007Based in Seoul, KR· patent location history
2007Patents assigned to SAMSUNG ELECTRONICS CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAMSUNG ELECTRONICS CO LTD12007
SAMSUNG SDI CO LTD12005
Locations
LocationPatentsSpan
Seoul, KR22005–2007